In other words, 80 centimeters is 0.0047256 times the height of The Washington Monument, and the height of The Washington Monument is 211.610 times that amount.

(Washington, D.C.)The Washington Monument measures 16,929 centimeters tall, with some discrepancy due to the fact that the Monument's base is slightly below the surrounding ground. Interrupted in its construction by the American Civil War, it was almost 36 years between groundbreaking and the completion of construction.

In other words, 80 centimeters is 0.0046 times the height of St. Paul's Cathedral, and the height of St. Paul's Cathedral is 217 times that amount.

(London, England, United Kingdom)St. Paul's Cathedral measures 17,400 centimeters to its peak. The southwest tower of the Cathedral contains the bell known as "Great Paul," which is the largest bell in Great Britain at 15,000 kg (16.5 tons), outweighing the more iconic Big Ben bell by about 3,000 kg (3 tons).

In other words, 80 centimeters is 0.00435 times the height of The Space Needle, and the height of The Space Needle is 230 times that amount.

(Seattle, Washington) (to aircraft warning beacon at peak)Built for a 1962 World's Fair, the Space Needle stands 18,400 centimeters tall. With a track-and-wheel design inspired by railroad mechanics and a precisely-configured balance, the restaurant near the top of the space needle requires just a 1.5 hp motor to rotate at speeds of about 0.053 kph (0.033 mph).

In other words, 80 centimeters is 0.00352 times the height of The Golden Gate Bridge, and the height of The Golden Gate Bridge is 284 times that amount.

(San Francisco, California and Marin County, California) (height above water)The height of each tower of Golden Gate Bridge is 22,700 centimeters above the surface of the San Francisco Bay. One of the key designers of the bridge, Charles Ellis, had no engineering degree when he began working on the project, but would later go on to write what became a standard textbook on structural engineering, and would ultimately be forced to complete his calculations on the bridge by working without pay for five months.

In other words, 80 centimeters is 0.00272 times the length of The QE2, and the length of The QE2 is 368 times that amount.

(a.k.a. RMS Queen Elizabeth 2) The QE2 has a total length of 29,400 centimeters. During its voyaging lifetime from 1969 through 2008, it travelled more than 960,000,000,000 centimeters, the furthest cumulative distance by any ship in modern history.

In other words, 80 centimeters is 0.00247 times the height of The Eiffel Tower, and the height of The Eiffel Tower is 405 times that amount.

(a.k.a. La Tour Eiffel) (Paris, France) (to flagpole peak)The Eiffel Tower stands 32,400 centimeters tall, including its flagpole. The Tower is the largest structure in Paris as most other buildings are governed by a zoning restriction limiting them to a height of 3,700 centimeters or less.

In other words, the length of a Strand of Spaghetti (thickness) is 0.0021 times 80 centimeters.

(average; restaurant and supermarket applications) (based on FMA Omcan Italian Made TR50 Counter Top Pasta Machine Extruder 13317)
An average strand of restaurant-grade spaghetti measures 0.170 centimeters in thickness. In 2010, a California Buca di Beppo set a world record by preparing a 13,780-lb bowl of spaghetti, served in a swimming pool.